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The primary value I get from all the C minutia I know is terrorizing my friends with facts.

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Because glibc is broken wrt overuse of malloc.

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I actively avoid dynamic allocation in my embedded firmware, writing custom dumbed down static replacements for some newlib APIs that can call malloc. You'd be amazed at how much stuff (printf, etc) pulls in a dynamic allocator.

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+1 i typically remove printf as well, replace with something simpler that's smaller but good enough for loggig.

7:17 PM · Sep 8, 2021Twitter Web App

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I usually use my own stripped down printf that is interface-compatible for a strict subset of the most common format specifiers (decimal/hex integer, strings, very basic padding)